Disk unit



FIG. 1 is a top view of a disk unit showing our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a vertical cross sectional view thereof taken along line 7--7 the inside mechanism being omitted; and,

FIG. 8 is a perspective view thereof. 

The ornamental design for a disk unit, as shown and described. 